WWAZ60 LPMG 241643 ASS: NAVTEX ROUTINE FE// FE// 241643 UTC DEC 25 INSTITUTO PORTUGUES DO MAR E DA ATMOSFERA. WEATHER BULLETIN FOR SHIPPING FOR THE ATLANTIC ZONES LIMITED BY MERIDIANS 40W-22W AND BY PARALLELS 30N-45N. TTT TTT TTT. VERY POOR VIS WARNING IN ZONES 3(ALTAIR), 5(ACORES) AND 31(MARSALA). HEAVY WAVES WARNING IN ZONES 30(MILNE) AND 31(MARSALA). WEATHER SUMMARY AT 241200UTC: RIDGE/ 58N04E(1042HPA)/ 55N15W(1035HPA)/ 50N21W(1030HPA)/ 40N25W(1025HPA)/ 24N27W(1020HPA)/ QSTRN/ LITTLE CHANGE. HIGH/ 1023HPA/ 35N49W/ EXP 251200UTC/ 1029HPA/ 45N33W. COLD FRONT WITH WAVES/ 29N42W/ 34N37W/ 40N34W/ 46N33W/ EXP 251200UTC/ 32N41W/ 34N33W/ 39N28W/ 43N25W/ 50N25W/ MOD ACTIVITY. FORECAST VALID TO 251800UTC: 3 - ALTAIR: IN W: W QUAD 5 TO 7 BEING IN FAR E S/SE AT FIRST, VEER GRADUALLY E QUAD 4 TO 6. POOR VIS OCNL VERY POOR, BECMG GOOD. S/SW WAVES 2 TO 4 M, BECMG W/NW. IN E: S/SE 3 TO 5, VEER N/NE 4 TO 6 AND IN FAR SE BECMG VRB 2 OR 3. GOOD VIS, BECMG MOD TO POOR OCNL VERY POOR. N QUAD WAVES 2 TO 3 M BEING IN NW DURING FIRST HALF S/SW. 5 ACORES: IN W: E QUAD 3 TO 5, BEING DURING FIRST HALF IN E S QUAD 2 TO 4. IN E: VRB 2 TO 4. MOD TO POOR VIS OCNL VERY POOR, BEING GOOD IN FAR SE. W QUAD WAVES 2 TO 4 M, BEING IN FAR E N QUAD 1 TO 2 M. 7 IRVING: IN W: S QUAD 2 TO 4, INCR 3 TO 5. IN E: N/NE 3 TO 5, VEER E/NE 2 TO 4. GOOD VIS, BEING MOD TO POOR IN FAR NW. N/NW WAVES 1 TO 2 M BEING W/NW IN FAR NW AT FIRST, INCR 2 TO 3 M. 30 MILNE: N/NW 5 TO 7 BEING AT FIRST W/SW IN FAR NE, VEER GRADUALLY SE. GOOD VIS, BEING AT FIRST MOD TO POOR IN FAR N. W/SW WAVES 3 TO 5 M, BECMG W/NW AND DECR 2 TO 4 M. 31 - MARSALA: N/NE 4 TO 6 BEING AT FIRST VRB 2 OR 3 IN FAR SE, VEER GRADUALLY S/SE. MOD TO POOR VIS OCNL VERY POOR. W/NW WAVES 2 TO 4 M BEING IN FAR NW 4 TO 5 M AT FIRST. METEOROLOGISTS: ROIAS/MOTA. SOURCE: INSTITUTO PORTUGUES DO MAR E DA ATMOSFERA PORTUGAL.